<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        li {
            list-style: none;
        }

        a {
            text-decoration: none;
        }

        .w {
            width: 1200px;
            margin: 0 auto;
        }

        body {
            background: #080325 url(./images/banner_bg.jpg)no-repeat center top;
            background-size: 1152px;
        }

        header {
            height: 62px;
            background-color: rgba(0, 0, 0, 0);
            transition: all .5s;
        }

        header:hover {
            background-color: rgba(0, 0, 0, .8);
        }

        .logo {
            float: left;
            width: 78px;
            height: 37px;
            background: url(./images/xl-logo2x.png) no-repeat;
            background-size: 100%;
            transform: translate(0, 15px);
        }

        header ul {
            float: right;
        }

        header ul li {
            float: left;
            margin-left: 35px;
        }

        header ul li a {
            position: relative;
            display: block;
            height: 62px;
            padding: 0 10px;
            font-size: 14px;
            line-height: 60px;
            color: #fff;
        }

        header ul li .current::after {
            position: absolute;
            left: 0;
            bottom: 0;
            height: 2px;
            width: 100%;
            background-color: #fff;
            content: '';
        }

        header ul li a::after {
            position: absolute;
            left: 0;
            bottom: 0;
            height: 2px;
            width: 100%;
            background-color: #fff;
            content: '';
            transition: all .5s;
            transform: scaleX(0);
        }

        header ul li .current::after {
            transform: scaleX(1) !important;
        }

        header ul li a:hover::after {
            transform: scaleX(1);
        }

        .pic {
            position: relative;
            width: 730px;
            height: 730px;
            margin: 0 auto;
            background: url(./images/earth01.png) no-repeat 0 0;
            zoom: 0.6;
        }

        .pic div {
            position: absolute;
            top: 50%;
            left: 50%;
        }

        .pic .rotate-left {
            width: 720px;
            height: 720px;
            background: url(./images/spr_bannerPathway.png) no-repeat -2435px 0;
            animation: left 15s linear infinite;
        }

        .pic .rotate-right {
            width: 660px;
            height: 660px;
            background: url(./images/spr_bannerPathway.png) no-repeat -2431px -732px;
            animation: right 3s linear infinite;
        }

        @keyframes left {
            0% {
                transform: translate(-50%, -50%) rotate(0deg);
            }

            100% {
                transform: translate(-50%, -50%) rotate(360deg);
            }
        }

        @keyframes right {
            0% {
                transform: translate(-50%, -50%) rotate(0deg);
            }

            100% {
                transform: translate(-50%, -50%) rotate(-360deg);
            }
        }
    </style>
</head>

<body>
    <header>
        <div class="w">
            <div class="logo"></div>
            <ul>
                <li><a href="#" class="current">首页</a></li>
                <li><a href="#">产品中心</a></li>
                <li><a href="#">区块链</a></li>
                <li><a href="#">广告服务</a></li>
                <li><a href="#">关于我们</a></li>
                <li><a href="#">投资者关系</a></li>
            </ul>
        </div>
    </header>
    <div class="pic">
        <div class="rotate-left"></div>
        <div class="rotate-right"></div>
    </div>
</body>

</html>